<template>
    <div class="login">
        <el-form ref="form" :model="form" class="container" :rules="rules">
            <el-form-item>
                <div class="avatar">
                <img src="../assets/avatar.jpg" alt="">
                </div>
            </el-form-item>
            <el-form-item prop="username">
                <el-input v-model="form.username" placeholder="账户" prefix-icon="myicon myicon-user"></el-input>
            </el-form-item>
            <el-form-item prop="password">
                <el-input v-model="form.password" placeholder="密码" prefix-icon="myicon myicon-key" type="password" @keydown.native.enter="loginSubmit('form')"></el-input>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" class="login-btn" @click="loginSubmit('form')">登录</el-button>
            </el-form-item>
        </el-form>
        
    </div>
</template>
<script>
import {checkUser} from '@/api'
export default {
    data(){
        return{
            form:{
                username:'',
                password:''
            },
            rules:{
                username:[{required:true,message:'请输入用户名',trigger:'blur'}],
                password:[{required:true,message:'请输入密码',trigger:'blur'}]
            }
        }
    },
    methods:{
        loginSubmit(formName){
            // console.log('jojoj')
            this.$refs[formName].validate(v=>{
                if(v){
                    checkUser(this.form).then(res=>{
                        //如果成功就要跳转至首页,将token保存到loacalStrong
                        if(res.meta.status===200){
                            localStorage.setItem('mytoken',res.data.token)
                            this.$store.commit('setUsername',res.data.username)
                            this.$router.push({name:'Home'})
                        }else{
                         //如果失败，展示提示信息
                         this.$message({
                             type:'error',
                             message:res.meta.msg
                         })
                        }
                    })
                }else{
                    console.log('请输入用户名密码')
                }
            })
        }
    }
}
</script>
<style lang="scss" scoped>
.login {
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: #2f4050;

  .container {
    position: absolute;
    left: 0;
    right: 0;
    width: 400px;
    padding: 0px 40px 15px 40px;
    margin: 200px auto;
    background: white;
    .avatar {
      position: relative;
      left: 50%;
      width: 120px;
      height: 120px;
      margin-left: -60px;
      margin-top: -60px;
      box-sizing: border-box;
      border-radius: 50%;
      border: 10px solid #fff;
      box-shadow: 0 1px 5px #ccc;
      overflow: hidden;
    }
    .login-btn {
      width: 100%;
    }
  }
}
</style>

